The CRKT Viva is a great pocket tool. It packs a lot of functionality into under 4 inches of steel, includes a bottle opener, flat-head screwdriver, pry bar, and 5 different sizes of hex wrench. The ring handle lets you easily keep the tool on your belt. The Viva is made from stonewashed 3cr13 stainless steel that will help it stand up to hard use.
This CRKT Viva Multi-Tool model 9130 is a cool gadget, very useful and easy to carry just hang it to your belt like a keychain.